Image source: Internet In the vast world, humans convey information and communicate with each other through language and actions. Just as communication occurs between people, the interconnection of computers also requires adherence to certain rules, known as network protocols. The protocol family currently adopted by the global Internet is the TCP/IP protocol family. IP is … Read more
In network technology, a port generally has two meanings: first, it refers to the physical interface (hardware) between computers and other devices. For example, interfaces like RJ-45 ports and SC ports used to connect other network devices such as switches and routers. Second, it refers to the logical virtual ports (software), which typically refer to … Read more
Introduction Network Protocols When we connect to the internet using our mobile phones, we utilize many network protocols. Starting from the connection to WiFi, we use the 802.11 (i.e., WLAN) protocol to connect to the network; the phone automatically obtains network configuration using the DHCP protocol, and only after getting the configuration can the phone … Read more
The development of computer networks has come a long way. The various communication software we use today undoubtedly relies on computer networks. But do you know the background of the emergence of computer networks? We have eliminated the phenomenon of information silos now, but several years ago, did you know that computer networks could help … Read more
1. TCP/IP Protocol Model TCP/IP Protocol (Transmission Control Protocol/Internet Protocol), includes a series of network protocols that form the foundation of the internet and is the core protocol of the Internet. The reference model based on TCP/IP divides the protocols into four layers: Network Interface Layer, Internet Layer, Transport Layer, and Application Layer. Exam Tips: … Read more
Cisco Certification | Huawei Certification | IT Technology | Network Engineer 👇 3000 people technical exchange QQ group Note [Official Account] for faster approval In the wave of digitalization, we interact with various network devices and applications every day. But have you ever thought about what enables these devices to communicate smoothly and achieve seamless … Read more
Many netizens may have noticed that when connecting to Wi-Fi, two signals appear simultaneously—one with a “5G” suffix and the other without. Why does the same Wi-Fi show two signals? Does the “5G” at the end of the Wi-Fi name mean faster speeds? Let’s explore this together! What Does the “5G” After the Wi-Fi Name … Read more
Enjoying Life Through the Internet, Quality Resources from Around the World Important Reminder Dear Readers of Quality Internet Resources, have you noticed that it has become difficult to refresh our latest updates? This is due to changes in the WeChat public account recommendation mechanism! To avoid missing out on our prepared content, please be sure … Read more
Author: MobMsg, a Senior Full-Stack Engineer and Partner at the Architect Community! TCP/IP Protocol Family The core protocol of the Internet is TCP/IP, widely used in local area networks and wide area networks, with a development history of over 20 years, and is the current international standard. TCP/IP is a protocol family that includes various … Read more
Slow internet speeds have become one of the most frequent complaints received by broadband providers. Studies show that most consumers are only using about 50% of their router’s maximum bandwidth. Wi-Fi Signal Affected by Six Major Factors The reason Wi-Fi speeds do not meet expectations is related to these six factors. 1. Wi-Fi Signal Congestion … Read more